We may get paid by partner for deals, including promoted items

Sponsored

OpticsPlanet use Code: GEARCHASE Amazon - Lightning Deals Amazon - Hunting Deals Bike Racks Heated Clothing Stio Hoka Fishing Mountain Hardwear

FN 503 by Fn -

Product Description

FN 9MM pistol from Columbia, SC, USA. Comes with two 7-round mags, one 5-round mag, holster, zip case, and original box. Sleek, reliable, and ready for actiona "perfect for collectors and shooters alike. A compact powerhouse with timeless American craftsmanship.

FN 503

at Guns.com

Browse all Guns.com deals

$449.99

In Stock at Guns.com

Price verified 2d ago

Buy Now at Guns.com

Secure checkout Easy returns

or compare prices

Product Details

Brand Fn

More from Fn

Last Updated:

Aug 30, 2026 01:52 AM

FN SCAR 15P Black 300 Blackout 30+1 7.50" Pistol

FN SCAR 15P Black 300 Blackout 30+1 7.50" Pistol View Details

$3578.07 $4072.60

12% off

Buy Now · $3578.07

Last Updated:

Aug 30, 2026 01:52 AM

FN SCAR 15P Ultra-Compact 5.56x45mm 7.50" Pistol

FN SCAR 15P Ultra-Compact 5.56x45mm 7.50" Pistol View Details

$3578.07 $4072.60

12% off

Buy Now · $3578.07

Last Updated:

Aug 30, 2026 01:52 AM

FN SCAR 15P Flat Dark Earth Piston-Driven 5.56x45mm 30+1 7.50" Pistol

FN SCAR 15P Flat Dark Earth Piston-Driven 5.56x45mm 30+1 7.50" Pistol View Details

$3578.07 $4072.60

12% off

Buy Now · $3578.07

Last Updated:

Aug 30, 2026 01:52 AM

FN 66100940 509 LS Edge 9mm Luger 5" Barrel 10+1, Matte Black Polymer Frame With Mounting Rail, No Manual Safety, Optics Ready

FN 66100940 509 LS Edge 9mm Luger 5" Barrel 10+1, Matte Black Polymer Frame With Mounting Rail, No Manual Safety, Optics Ready View Details

$1030.22 $1294.00

20% off

Buy Now · $1030.22

Last Updated:

Aug 30, 2026 01:52 AM

FN High Power FDE PVD Ambidextrous 9mm Luger 10+1 4.70" Target Pistol

FN High Power FDE PVD Ambidextrous 9mm Luger 10+1 4.70" Target Pistol View Details

$1044.27 $1199.00

13% off

Buy Now · $1044.27

Last Updated:

Aug 30, 2026 01:52 AM

FN High Power Black Target Crown 9mm Luger 10+1 4.70" Target Pistol

FN High Power Black Target Crown 9mm Luger 10+1 4.70" Target Pistol View Details

$1044.27 $1199.00

13% off

Buy Now · $1044.27

Last Updated:

Aug 30, 2026 01:52 AM

FN 545 Tactical Flat Dark Earth Optic Cut Threaded Barrel .45 ACP 10-Round 4.71" Semi-Automatic Pistol

FN 545 Tactical Flat Dark Earth Optic Cut Threaded Barrel .45 ACP 10-Round 4.71" Semi-Automatic Pistol View Details

$1056.57 $1202.60

12% off

Buy Now · $1056.57

Last Updated:

Aug 30, 2026 01:52 AM

FN 545 Tactical Optic Ready Threaded 45 ACP 10+1 4.71" Pistol

FN 545 Tactical Optic Ready Threaded 45 ACP 10+1 4.71" Pistol View Details

$1056.57 $1202.60

12% off

Buy Now · $1056.57

Last Updated:

Aug 30, 2026 01:52 AM

FN 509 Midsize Tactical Black 9mm 2x10R Holosun 407C Optic & Suppressor-Ready Pistol

FN 509 Midsize Tactical Black 9mm 2x10R Holosun 407C Optic & Suppressor-Ready Pistol View Details

$922.50 $1050.00

12% off

Buy Now · $922.50

Last Updated:

Aug 30, 2026 01:52 AM

FN 509 Tactical Optic Ready Threaded 9mm Luger 17+1/24+1 4.50" Pistol

FN 509 Tactical Optic Ready Threaded 9mm Luger 17+1/24+1 4.50" Pistol View Details

$859.77 $989.00

13% off

Buy Now · $859.77

Last Updated:

Aug 30, 2026 01:52 AM

FN 509 Tactical Flat Dark Earth Optic Cut Threaded Barrel 9mm Luger 17+1/24+1 4.50" Striker-Fired Pistol

FN 509 Tactical Flat Dark Earth Optic Cut Threaded Barrel 9mm Luger 17+1/24+1 4.50" Striker-Fired Pistol View Details

$859.77 $989.00

13% off

Buy Now · $859.77

Last Updated:

Aug 30, 2026 01:52 AM

FN 510 MRD Full Size Black 10mm Auto 15+1 4.10" Optic Ready Pistol

FN 510 MRD Full Size Black 10mm Auto 15+1 4.10" Optic Ready Pistol View Details

$847.47 $964.60

12% off

Buy Now · $847.47

Last Updated:

Aug 30, 2026 01:52 AM

FN 509C MRD Compact Optic Ready 9mm Luger 10+1 3.70" Pistol

FN 509C MRD Compact Optic Ready 9mm Luger 10+1 3.70" Pistol View Details

$782.28 $890.40

12% off

Buy Now · $782.28

Last Updated:

Aug 30, 2026 01:52 AM

FN 509M MRD Mid-Size Black Optic Ready 9mm Luger 10+1 4" Pistol

FN 509M MRD Mid-Size Black Optic Ready 9mm Luger 10+1 4" Pistol View Details

$736.77 $839.00

12% off

Buy Now · $736.77

Last Updated:

Aug 30, 2026 01:52 AM

FN Reflex MRD Viridian RFX-11 Green Dot 9mm Luger 10+1 Everyday Carry Pistol

FN Reflex MRD Viridian RFX-11 Green Dot 9mm Luger 10+1 Everyday Carry Pistol View Details

$681.96 $776.22

12% off

Buy Now · $681.96

Last Updated:

Aug 30, 2026 01:52 AM

FN 502 Tactical Black Optics Ready 22 LR 10/15+1 4.60" Threaded Barrel Pistol

FN 502 Tactical Black Optics Ready 22 LR 10/15+1 4.60" Threaded Barrel Pistol View Details

$490.77 $619.00

21% off

Buy Now · $490.77

Last Updated:

Aug 30, 2026 01:52 AM

FN 502 Tactical Optic Ready Threaded Barrel 22 LR 10+1 4.60" Semi-Auto Pistol

FN 502 Tactical Optic Ready Threaded Barrel 22 LR 10+1 4.60" Semi-Auto Pistol View Details

$490.77 $619.00

21% off

Buy Now · $490.77

Last Updated:

Aug 30, 2026 01:52 AM

FN 502 Tactical FDE Optic Ready Threaded Barrel .22 LR 10+1 4.60" Rimfire Pistol

FN 502 Tactical FDE Optic Ready Threaded Barrel .22 LR 10+1 4.60" Rimfire Pistol View Details

$490.77 $619.00

21% off

Buy Now · $490.77

Last Updated:

Aug 30, 2026 01:52 AM

FN 502 Tactical Flat Dark Earth Optic Ready .22 LR 4.60" Threaded Barrel Pistol

FN 502 Tactical Flat Dark Earth Optic Ready .22 LR 4.60" Threaded Barrel Pistol View Details

$490.77 $619.00

21% off

Buy Now · $490.77

Last Updated:

Aug 30, 2026 01:52 AM

FN Reflex Micro-Compact Black 9mm Luger 15+1/11+1 3.30" Ambidextrous CCW Pistol

FN Reflex Micro-Compact Black 9mm Luger 15+1/11+1 3.30" Ambidextrous CCW Pistol View Details

$527.67 $614.00

14% off

Buy Now · $527.67